55131-22-1Relevant academic research and scientific papers
Reactivity of 1-Cyclopropene-1-carboxylic Acid Lactones Dependent on the Size of the Lactone Ring
Frenking, Gernot,Huelskaemper, Ludwig,Weyerstahl, Peter
, p. 2826 - 2835 (2007/10/02)
The reaction of the bicyclic γ-lactone 1 with KOtBu leads to lactone 3 by addition of tert-butoxide at the 1-position of the intermediate cyclopropene lactone 2 and subsequent exo-protonation.In contrast, the δ-lactone 13, readily available from cinnamyl
